/*position: fixed;left: 0;
    top: 0;
    bottom: 0;
    right: 0;确保左右两个展示区都在一个高度下滚动*/
.menu-inner{
    position: fixed;
    display: flex;
    flex-direction: row;
    left: 0;
    top: 0;
    bottom: 0;
    right: 0;
}
.menu-inner .left-bar{
    background-color: #efefef;
    padding-top: 2.907rem;
    padding-bottom: 2rem;
    width: 2.267rem;
}

.menu-inner .left-bar .left-bar-inner{
    height: 100%;
    overflow: auto;
    -webkit-touch-callout: default;
    padding-bottom: 4rem;
}

.menu-inner .left-bar .left-bar-inner .left-item{
    font-size: 0.4rem;
    color: #656565;
    text-align: center;
    height: 1.6rem;
    line-height: 1.6rem;
    border-bottom: 0.027rem solid #bfbfbf;
}

.menu-inner .left-bar .left-bar-inner .left-item .item-icon{
    width: 0.533rem;
    height: 0.533rem;
    display: inline-block;
    margin-right: 0.16rem;
}

.menu-inner .left-bar .left-bar-inner .left-item.active{
    background-color: #fff;
}